1 |
Am Sonntag, 1. April 2012, 17:04:58 schrieb Jarry: |
2 |
> Hi, |
3 |
> |
4 |
> admin of a colo-center keeps complaining my server is going |
5 |
> a little over power-limit (which they have set as ~120W per |
6 |
> 24h/avg, while my server needs ~130-135W). So I need to find |
7 |
> a way to save at least those 15W, or I will be moved to |
8 |
> higher tarif (which means higher costs for server-housing). |
9 |
> |
10 |
> Before going hard(ware) way, I would like to try first |
11 |
> all possible software solutions. What I tried up to now is |
12 |
> cpufreqd, CONFIG_NO_HZ=y, and spindown. In addition to that |
13 |
> I adjusted fan-speeds to a little lower values and turned |
14 |
> off some unneeded peripherials (in bios). |
15 |
> |
16 |
> Is there anything else I could do? Any tips would be greatly |
17 |
> welcomed... |
18 |
> |
19 |
> Jarry |
20 |
|
21 |
don't use cpufreqd? Just use the ondemand cpu governor. Only run services you |
22 |
need. If there is graphics hardware make sure the driver knows about power |
23 |
saving. An amd card on a virtual terminal needs as much power as an amd card |
24 |
in X doing heavy 3d lifting ... |
25 |
|
26 |
|
27 |
-- |
28 |
#163933 |